Gan - Since, With, By, From
gan - since, as, with, by, from ( conjunctions / cysyllteiriau )
Gan is a preposition meaning 'with, by, from' and as a conjunction meaning 'since, as'.
It is also used to mean "to have". When used this way it is conjugated as follows:-
I have gen i
you have gen ti
you have gynnoch chi
he has ganddo/gynno fo/fe
she has ganddi/gynno hi
we have gynnon ni
they have ganddyn nhw
e.g. Mae gynno hi gath du. = She has a black cat. ("there is by her a black cat")
Following 'gan' the possessed noun is affected by lenition .